Drive extension



FIG. 1 is a perspective view of a drive extension showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an exploded perspective view of the swivel holder portion of the drive extension, the parts being shown separated and embraced by a bracket to indicate the order of their assembly, and the shaft portion of the drive extension being removed for clarity of depiction only. It is understood that the bracket seen in the FIG. 3 view forms no part of the claimed design.

FIG. 4 is a perspective view of the shaft portion of the drive extension thereof, the swivel holder of the drive extension being removed for clarity of depiction only;

FIG. 5 is a side elevational view of FIG. 4;

FIG. 6 is a perspective view of the drive extension, showing an alternate embodiment of my new design;

FIG. 7 is a side elevational view thereof;

FIG. 8 is a perspective view of the auxiliary knob of the drive extension of FIG. 6, all other parts of the drive extension being removed for clarity of depiction;

FIG. 9 is a top plan view of both FIGS. 1 and 6;

FIG. 10 is a bottom plan view of FIG. 1; and,

FIG. 11 is a bottom plan view of FIG. 6.

The drive extension is shown broken away in FIGS. 1, 2, 4, 5, 6, and 7 to depict indeterminate length. 

The ornamental design for a drive extension, as shown and described. 